| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al4C3 + 12 HNO3 = 4 Al(NO3)3 + 3 CH4
OH + Cr = Cr2O7 + H2O =>
14 OH + 2 Cr = Cr2O7 + 7 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Co(OH)NO3 + NaOH = Co(OH)2 + NaNO3 =>
Co(OH)NO3 + NaOH = Co(OH)2 + NaNO3
C2H6O + O = CO2 + H2O =>
C2H6O + 6 O = 2 CO2 + 3 H2O
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(OH)2 + Na2SO4 = CaSO4 + NaOH =>
Ca(OH)2 + Na2SO4 = CaSO4 + 2 NaOH
Ag3No + CaCl2 = AgCl + Ca3No2 =>
2 Ag3No + 3 CaCl2 = 6 AgCl + Ca3No2
AI + Fe2O3 = AIO + Fe =>
3 AI + Fe2O3 = 3 AIO + 2 Fe
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NiNO3 + NaOH = Ni(OH)2 + Na2NO3 =>
NiNO3 + 2 NaOH = Ni(OH)2 + Na2NO3
Sn + H2O = SnO + H2 =>
Sn + H2O = SnO + H2
H2SO4 = H + HSO4 =>
H2SO4 = H + HSO4
Sn + H2O = SnO2 + H2 =>
Sn + 2 H2O = SnO2 + 2 H2
H2SO4 = H2 + HSO4 =>
2 H2SO4 = H2 + 2 HSO4
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
ZnNO3 + NaOH = Zn(OH)2 + Na2NO3 =>
ZnNO3 + 2 NaOH = Zn(OH)2 + Na2NO3
HBr + NaOH = H2O + NaBr =>
HBr + NaOH = H2O + NaBr
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
HNO3 + C2H6O + K2Cr2O7 = KNO3 + C2H4O + H2O + Cr(NO3)3 =>
8 HNO3 + 3 C2H6O + K2Cr2O7 = 2 KNO3 + 3 C2H4O + 7 H2O + 2 Cr(NO3)3
Zn(OH)2 + NaOH = Na2ZnO2 + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2 + 2 H2O
ZnNO3 + NaOH = Zn(OH)2 + Na2NO3 =>
ZnNO3 + 2 NaOH = Zn(OH)2 + Na2NO3
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
HNO3 + KOH = H2O + KNO3 =>
HNO3 + KOH = H2O + KNO3
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
O2 + P = PO3 =>
3 O2 + 2 P = 2 PO3
CS2(l) + O2(g) = CO2(g) + SO2(g) =>
CS2(l) + 3 O2(g) = CO2(g) + 2 SO2(g)
Mg + HCL = MgHCL =>
Mg + HCL = MgHCL
Mg + HCl = MgHCl =>
Mg + HCl = MgHCl
NaNO3(s) = NaNO2(s) + O2(g) =>
2 NaNO3(s) = 2 NaNO2(s) + O2(g)
Mg + HCl = H + MgCl =>
Mg + HCl = H + MgCl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
(c)H2(g) + MnO2(s) = MnO(s) + H2O(g) =>
(c)H2(g) + MnO2(s) = MnO(s) + H2O(g)
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaNO3(s) = NaNO2(s) + O2(g) =>
2 NaNO3(s) = 2 NaNO2(s) + O2(g)
(d)Br2(l) + Cl2(g) = BrCl(g) =>
(d)Br2(l) + Cl2(g) = 2 BrCl(g)
H + O = H2O =>
2 H + O = H2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
H2(g) + MnO2(s) = MnO(s) + H2O(g) =>
H2(g) + MnO2(s) = MnO(s) + H2O(g)
H2O + H3AsO4 = AsH3 + OH =>
4 H2O + H3AsO4 = AsH3 + 8 OH
Pb(NO3) + MgI = PbI + Mg(NO3) =>
Pb(NO3) + MgI = PbI + Mg(NO3)
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
C2H3CL + O2 = HCL + CO2 + H20 =>
10 C2H3CL + 20 O2 = 10 HCL + 20 CO2 + H20
C3H8 + O2 = C02 + H2O =>
2 C3H8 + 4 O2 = 3 C02 + 8 H2O
H2SO4 + NaI = Na2SO3 + I2 + H2O =>
H2SO4 + 2 NaI = Na2SO3 + I2 + H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/10
Équations équilibrées sur04/04/09
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